The main difference between a stainless steel resilient seated gate valve and a cast iron resilient seated gate valve lies in the materials used for their construction.
Stainless Steel resilient seated gate valves are made primarily of stainless steel, which offers excellent corrosion resistance and durability. Stainless steel is often preferred for applications where corrosion is a concern, such as in industries dealing with water, chemicals, or corrosive fluids. Cast iron resilient seated gate valves are made from cast iron, which is known for its strength and durability. While cast iron provides good resistance to wear and abrasion, it may not be as resistant to corrosion as stainless steel. Cast iron valves are commonly used in applications where strength and cost-effectiveness are prioritized over corrosion resistance.
Stainless steel provides superior corrosion resistance compared to cast iron. This makes stainless steel valves suitable for use in harsh environments where corrosion is a concern, such as marine applications or chemical processing plants. While cast iron is durable, it is more susceptible to corrosion compared to stainless steel. Cast iron valves may require additional corrosion protection measures, such as coatings or linings, when used in corrosive environments.
Stainless steel valves are commonly used in industries such as oil and gas, chemical processing, food and beverage, pharmaceuticals, and water treatment where corrosion resistance is essential. Cast iron valves are often used in applications such as municipal water supply, wastewater treatment, irrigation, HVAC systems, and general industrial applications where corrosion resistance may be less critical.
Stainless steel valves typically have a higher upfront cost compared to cast iron valves due to the higher cost of stainless steel materials. Cast iron valves are usually more cost-effective than stainless steel valves, making them a preferred choice for applications where cost is a significant factor.
In summary, the choice between a stainless steel resilient seated gate valve and a cast iron resilient seated gate valve depends on factors such as the specific application requirements, budget constraints, and the level of corrosion resistance needed.





Q1. Can l get samples?
Yes.
Q2. Can l use my own logo or design on the products?
Yes, we offer OEM/ODM service, your logo and design can be made on the products.
Q3. Do you have a factory?
Quanzhou Vitus.
Q4.What is the production capacity of your factory?Our production capacity is equivalent to 30.000 pieces of screwed ball valves and 1 .000pieces of flanged ball valves per month.
Q5.When do you ship?All of our products are in stock and will be shipped within 5 days. We can deliver 100 pieces within 7 days